321325832 has 8 divisors (see below), whose sum is σ = 602485950. Its totient is φ = 160662912.

The previous prime is 321325813. The next prime is 321325931. The reversal of 321325832 is 238523123.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 220403716 + 100922116 = 14846^2 + 10046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 321325795 and 321325804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20082857 + ... + 20082872.

Almost surely, 2^321325832 is an apocalyptic number.

It is an amenable number.

321325832 is a deficient number, since it is larger than the sum of its proper divisors (281160118).

321325832 is a wasteful number, since it uses less digits than its factorization.

321325832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40165735 (or 40165731 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 321325832 is about 17925.5636452526. The cubic root of 321325832 is about 684.9337190561.

Adding to 321325832 its reverse (238523123), we get a palindrome (559848955).

The spelling of 321325832 in words is "three hundred twenty-one million, three hundred twenty-five thousand, eight hundred thirty-two".